/ Dictionary / Index B basophil: Meaning and Definition of Find definitions for: ba•so•phil Pronunciation: (bā'su-fil), [key] — n. a basophilic cell, tissue, organism, or substance. a white blood cell having a two-lobed nucleus and basophilic granules in its cytoplasm. —adj. basophilic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: basophil (Thesaurus) bason basophilia Related Content Daily Word Quiz: ingenuity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language